Fig 1.
Different configural assumptions tested for the long version.
Table 1.
Confirmatory factor analyses (CFA) testing different factorial assumptions (long version).
Table 2.
Factor reliabilities for the long and short version.
Table 3.
Model fit indices and external validity for the ant colony optimised short version compared to 100,000 random combinations of items.
Fig 2.
Factor loadings of short version.
Optimized model using ant colony optimization to develop a short version to identify personality disorders in adolescence. The configuration corresponds to model 7b in Fig 1.
Fig 3.
Fit and external validity of short version.
Model fit and external validity of the optimized short version in comparison to 100,000 random item combinations.